προλύται
From LSJ
ποταμῷ γὰρ οὐκ ἔστιν ἐμβῆναι δὶς τῷ αὐτῷ → it is impossible to step twice in the same river, you cannot step twice into the same rivers
English (LSJ)
οἱ, law-students who were in their fifth year of study, Just. Const.omnem 5; cf. λύται.
Greek (Liddell-Scott)
προλύται: οἱ, ἴδε λύται. ― Ἴδε Κόντου Γλωσσ. Παρατηρ. σ. 430, 431.